Think Grow 90w Model One 4 Spectrum Driver Only HGPL400CT It makes it easy to

It makes it easy to clean

hydroponics or soil

and instructions

The Root Spa is a Deep Water Culture system

Precision controls allow you to improve crop quality

Think Grow 90w Model One 4 Spectrum Driver Only HGPL400CT It makes it easy toThe TLD 4, is a modular plug and play LED driver that is designed to operate a single 90 watt LED bar. Since the TLD 4 is a modular driver, it can be combined with additional TLD 4 drivers to create a complete lighting system that can fit into any size space, and provide up to 1400 umol of light. It features four spectrum control channels and can be connected to a TrolMaster HCS or TCS controller to allow for remote control and independent settings